// Press Shift twice to open the Search Everywhere dialog and type `show whitespaces`,
// then press Enter. You can now see whitespace characters in your code.
public class Main {
    public static void main(String[] args) {
        char a='α',b='ω';
        System.out.println("全部的希腊字母为:");
        for(;a<=b;a++) {
            System.out.print(a+" ");
        }
    }
}